Convert GLTF to FBX Online Free

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Upload your GLTF file and get a clean FBX file back — free, instant, and no software to install.

Why Convert GLTF to FBX?

FBX preserves rigging, animation, and skeletal data, which makes it the go-to choice when your model needs to move into a game engine like Unity or Unreal.

Whether you're preparing assets for game engines and animation pipelines or just need a format your current tool will accept, converting from GLTF to FBX takes the compatibility guesswork out of your workflow.

Source Format

.GLTF — GL Transmission Format

GL Transmission Format is a modern, JSON-based format built for fast loading and real-time rendering on the web.

Commonly used in: Three.js, Babylon.js, WebXR, AR/VR apps, and Sketchfab

Target Format

.FBX — Autodesk FBX

Autodesk FBX is a proprietary Autodesk format built for animated 3D assets, rigging, and skeletal data.

Commonly used in: Maya, 3ds Max, Unity, Unreal Engine, and Blender

How to Convert GLTF to FBX

Upload Your GLTF File

Drag and drop or browse to select your GLTF file. Max file size is 200MB.

Select FBX as Output

FBX is pre-selected for you automatically on the converter page.

Download Your FBX File

Click convert and download your file in seconds. Files auto-delete after 1 hour.

Common Use Cases

Preparing GLTF assets for import into tools that only accept FBX
Cleaning up geometry and materials while switching to a more compatible format
Moving models between web, AR, and real-time delivery and game engines and animation pipelines workflows
Sharing a FBX file with a collaborator whose software doesn't support GLTF

Frequently Asked Questions

Upload your GLTF file to Convert3D, choose FBX as the output format, and click Convert. Your FBX file will be ready to download within seconds.

Yes. Convert3D converts GLTF to FBX for free with no signup, no watermark, and no conversion limits.

Convert3D preserves geometry, materials, and embedded textures wherever the FBX format supports them. Some attributes may not carry over if FBX does not support that data type.

The maximum file size for conversion is 200MB.

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